Frost Dates for Bratislava, Bratislava, Slovakia

Coordinates: 48.150, 17.117

Growing Season

The last spring air frost in Bratislava, Bratislava, Slovakia typically occurs around May 1, and the first autumn air frost around Sep 24. This gives a frost-free growing season of approximately 146 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 7b, where the average annual extreme minimum temperature is -15 to -12.2°C (5 to 10°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is January, with an average low of -2°C (28°F). The warmest month is July, with an average high of 27°C (81°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): May 1 (last spring) to Sep 24 (first autumn). Light ground frost (-1°C / 30°F): Apr 17 (last spring) to Oct 10 (first autumn). Hard ground frost (-2°C / 28°F): Mar 22 (last spring) to Nov 5 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 7b

... and the frost data for your area is ...

Current Risk Level: Unlikely (Safest)

for today based on past data only.

We predict a frost free growing season at your location from May 1 to Sep 24, which provides approximately 145 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from Apr 17 to Oct 10, which provides a total of 176 days for growing.

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